CN112606700A - Motor system of hydrogen energy automobile without direct current sensor - Google Patents
Motor system of hydrogen energy automobile without direct current sensor Download PDFInfo
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- CN112606700A CN112606700A CN202011496731.1A CN202011496731A CN112606700A CN 112606700 A CN112606700 A CN 112606700A CN 202011496731 A CN202011496731 A CN 202011496731A CN 112606700 A CN112606700 A CN 112606700A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/007—Physical arrangements or structures of drive train converters specially adapted for the propulsion motors of electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/421—Speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/423—Torque
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/427—Voltage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/429—Current
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
The invention provides a motor system of a hydrogen energy automobile without a direct current sensor, which comprises: the system comprises a low-voltage input power supply, a high-voltage input power supply, a driving motor, a power board, a control board, a driving motor acquisition circuit and a motor high-voltage three-phase wire harness; the low-voltage input power supply is electrically connected with the control panel and provides electric energy required by driving for the control panel; the high-voltage input power supply is electrically connected with the power board, and the power board is used for inverting to convert the input direct current into an alternating current power supply so as to drive the motor to work; the power board is electrically connected with the driving motor through a high-voltage three-phase wire harness of the motor; the driving motor acquisition circuit acquires the information of the rotating speed, the current and the voltage of the driving motor and transmits the information to the control panel; the control board is electrically connected with the power board. The beneficial effects provided are: the direct current Hall sensor is cancelled, the system cost is reduced, the system can be transplanted to other corresponding motor control systems, the transportability is strong, the stability is good, the working condition coverage is wide, the system can be well suitable for various different working conditions, and the applicability is wide.
Description
Technical Field
The invention relates to the field of automobile intelligent systems, in particular to a direct current sensor-free motor system of a hydrogen energy automobile.
Background
With the popularization of automobiles, consumers have higher and higher requirements on the performance of hydrogen energy automobiles. The typical automotive motor control system includes a dc current sensor, which is costly, complex in circuitry, and heavy in weight.
Disclosure of Invention
In view of the above, in order to solve the defects in the prior art, the invention provides a direct current sensor-free motor system and a current algorithm for a hydrogen energy automobile, which have the advantages of low cost, small volume, strong competitiveness, high current calculation accuracy and the like compared with the original control system.
On the basis of the original motor control system, a direct current sensor is removed, the weight of the motor controller is reduced, the cost of the motor controller is reduced, and meanwhile, the competitiveness of a product is improved.
On the basis of the original motor control system, a direct current sensor is removed, the arrangement quantity of internal parts of the motor controller is reduced, the quantity of acquisition circuits is reduced, the material of a motor control PCB and the quantity of circuit loops are saved, and a controller circuit is optimized.
The invention provides a direct current sensor-free motor system of a hydrogen energy automobile, which specifically comprises the following components:
the system comprises a low-voltage input power supply, a high-voltage input power supply, a driving motor, a power board, a control board, a driving motor acquisition circuit and a motor high-voltage three-phase wire harness;
the low-voltage input power supply is electrically connected with the control panel and provides electric energy required by driving for the control panel;
the high-voltage input power supply is electrically connected with the power board, and the power board is used for inverting to convert the input direct current into an alternating current power supply so as to drive the motor to work;
the power board is electrically connected with the driving motor through a motor high-voltage three-phase wire harness;
the driving motor acquisition circuit acquires the information of the rotating speed, the current and the voltage of the driving motor and transmits the information to the control panel;
the control board is electrically connected with the power board;
the system principle is as follows:
the control board drives the power board to invert the direct current of the high-voltage input power supply according to the command of the whole vehicle to obtain an alternating current power supply; the alternating current power supply enables the driving motor to work through a high-voltage three-phase wire harness of the motor;
the driving motor acquisition circuit acquires the information of the rotating speed, the current and the voltage of the driving motor and transmits the information to the control panel;
the control panel obtains the rotating speed and the torque of the motor according to the information of the driving motor, and the control of the motor is completed.
Further, the driving motor acquisition circuit comprises: the motor rotating speed acquisition module, the motor voltage acquisition module and the motor current acquisition module are respectively used for acquiring the rotating speed, the voltage and the current of the driving motor.
Further, the control board includes: the system comprises a motor torque state database, a motor output power calculation module and a motor torque and rotating speed corresponding efficiency database;
the motor torque state database is used for searching and obtaining corresponding motor torque according to the current and the voltage of the driving motor;
the motor output power calculation module calculates and obtains the output power of the motor according to the rotating speed and the torque of the motor;
and the torque and rotating speed of the motor corresponds to the efficiency database, and the energy conversion efficiency of the motor is obtained according to the torque and rotating speed of the motor.
Further, the drive motor controller includes: the system comprises a motor controller output power module, a motor controller torque and rotating speed corresponding efficiency database, a motor controller input power module, a motor controller bus voltage acquisition module and a motor controller input current module.
Further, the motor controller output power module calculates the motor controller output power according to the energy conversion efficiency of the motor;
the torque and rotating speed corresponding efficiency database of the motor controller obtains the energy conversion efficiency of the motor controller according to the torque and rotating speed of the motor;
the motor controller input power module is used for calculating the input power of the motor controller according to the energy conversion efficiency of the motor controller;
the motor controller bus voltage acquisition module acquires a direct current bus voltage value of the motor controller;
the motor controller input current module obtains the input direct current of the motor controller through the input power of the motor controller and the direct current bus voltage value of the motor controller through calculation.
The input current calculation process of the drive motor controller is as follows:
the method comprises the following steps that firstly, a driving motor acquisition circuit acquires the rotating speed of a motor according to motor rotating speed electric information acquired by a motor rotating speed acquisition module, and a control panel acquires the torque of the motor according to a motor torque state database;
step two, the control panel calculates the output power of the motor through the acquired motor torque and motor rotating speed and a motor output power algorithm module;
thirdly, the output power module of the motor controller calculates the output power of the motor controller through the output power algorithm module of the motor controller according to the corresponding efficiency database of the output power of the motor and the torque and the rotating speed of the motor;
step four, the motor controller input power module calculates the motor controller input power through a motor controller input power algorithm module according to a motor controller output power and a motor controller torque and rotating speed corresponding efficiency database;
and step five, the motor controller input current module calculates the motor controller input current through the motor controller input current module according to the motor controller input power and the motor controller bus voltage value in the motor controller bus voltage acquisition module.
The system comprises a motor torque state database, a motor torque and rotating speed corresponding efficiency database and a motor controller torque and rotating speed corresponding efficiency database, wherein related data of the motor torque state database, the motor torque and rotating speed corresponding efficiency database and the motor controller torque and rotating speed corresponding efficiency database are obtained by performing bench test on the system.
The beneficial effects provided by the invention are as follows: the direct current Hall sensor is cancelled, the system cost is reduced, the system can be transplanted to other corresponding motor control systems, the transportability is strong, the stability is good, the working condition coverage is wide, the system can be well suitable for various different working conditions, and the applicability is wide.
Drawings
FIG. 1 is a structural diagram of a DC current sensor-free motor system of a hydrogen-powered vehicle according to the present invention;
fig. 2 is a drive motor controller input current calculation flow chart.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1, a dc current sensor-free motor system for a hydrogen powered vehicle includes the following components:
the system comprises a low-voltage input power supply 1, a high-voltage input power supply 2, a driving motor 5, a power board 6, a control board 7, a driving motor acquisition circuit 8 and a motor high-voltage three-phase wire harness 9;
compared with the traditional motor system, the invention eliminates a direct current sensor at the high-voltage input power end and related acquisition and power wiring harnesses.
The low-voltage input power supply 1 is electrically connected with the control panel 7 and provides electric energy required by driving for the control panel 7;
the high-voltage input power supply 2 is electrically connected with the power board 6, and the power board 6 is used for inverting to convert the input direct current into an alternating current power supply so as to drive the motor 5 to work;
the power board 7 is electrically connected with the driving motor 5 through a motor high-voltage three-phase wire harness 9;
the driving motor acquisition circuit 8 acquires information of the rotating speed, the current and the voltage of the driving motor 5 and transmits the information to the control board 7;
the control board 7 is electrically connected with the power board 6;
the system principle is as follows:
the control board 7 drives the power board 6 to invert the direct current of the high-voltage input power supply 2 according to the command of the whole vehicle to obtain an alternating current power supply; the alternating current power supply enables the driving motor 5 to work through a motor high-voltage three-phase wire harness 9;
the driving motor acquisition circuit 8 acquires information of the rotating speed, the current and the voltage of the driving motor 5 and transmits the information to the control board 7;
the control board 7 obtains the motor speed and torque according to the information of the driving motor 5, and the control of the motor is completed.
The drive motor acquisition circuit 8 includes: the motor rotating speed acquisition module, the motor voltage acquisition module and the motor current acquisition module are respectively used for acquiring the rotating speed, the voltage and the current of the driving motor 5.
The control board 7 includes: the system comprises a motor torque state database, a motor output power calculation module and a motor torque and rotating speed corresponding efficiency database;
the motor torque state database is used for searching and obtaining corresponding motor torque according to the current and the voltage of the driving motor 5;
the motor output power calculation module calculates and obtains the output power of the motor according to the rotating speed and the torque of the motor; p1 ═ T × n/9550, where P is the motor output power, in units: KW, T is the motor output torque, unit: NM, n is the output rotation speed of the motor, unit: rpm.
And the torque and rotating speed of the motor corresponds to the efficiency database, and the energy conversion efficiency of the motor is obtained according to the torque and rotating speed of the motor.
The drive motor controller includes: the system comprises a motor controller output power module, a motor controller torque and rotating speed corresponding efficiency database, a motor controller input power module, a motor controller bus voltage acquisition module and a motor controller input current module.
The motor controller output power module calculates the output power of the motor controller according to the energy conversion efficiency of the motor;
the output power P2 of the motor controller is P1/k 1; k1 is a motor energy conversion efficiency MAP graph obtained through experimental tests; p1 is the motor output power as described above.
The torque and rotating speed corresponding efficiency database of the motor controller obtains the energy conversion efficiency of the motor controller according to the torque and rotating speed of the motor;
the motor controller input power module is used for calculating the input power of the motor controller according to the energy conversion efficiency of the motor controller;
the motor controller input power P3 is P2/k 2; k2 is a motor controller energy conversion efficiency MAP graph obtained by experimental tests;
the motor controller bus voltage acquisition module acquires a direct current bus voltage value of the motor controller;
the motor controller input current module obtains the input direct current of the motor controller through the input power of the motor controller and the direct current bus voltage value of the motor controller through calculation.
The motor controller inputs direct current I1 ═ 1000 × P3/U1; u1 is input voltage of the motor controller and is acquired by the motor controller;
referring to fig. 2, fig. 2 is a flow chart of the calculation of the input current of the driving motor controller; the input current calculation process of the drive motor controller is as follows:
step one, a driving motor acquisition circuit 8 acquires the rotating speed of a motor according to motor rotating speed electrical information acquired by a motor rotating speed acquisition module, and a control panel 7 acquires the torque of the motor according to a motor torque state database;
step two, the control panel 7 calculates the output power of the motor through the motor output power algorithm module by the acquired motor torque and motor rotating speed;
thirdly, the output power module of the motor controller calculates the output power of the motor controller through the output power algorithm module of the motor controller according to the corresponding efficiency database of the output power of the motor and the torque and the rotating speed of the motor;
step four, the motor controller input power module calculates the motor controller input power through a motor controller input power algorithm module according to a motor controller output power and a motor controller torque and rotating speed corresponding efficiency database;
and step five, the motor controller input current module calculates the motor controller input current through the motor controller input current module according to the motor controller input power and the motor controller bus voltage value in the motor controller bus voltage acquisition module.
The system comprises a motor torque state database, a motor torque and rotating speed corresponding efficiency database and a motor controller torque and rotating speed corresponding efficiency database, wherein related data of the motor torque state database, the motor torque and rotating speed corresponding efficiency database and the motor controller torque and rotating speed corresponding efficiency database are obtained by performing bench test on the system;
the foregoing is illustrative of the present invention and is not to be construed as limiting thereof.
The beneficial effects provided by the invention are as follows: the direct current Hall sensor is cancelled, the system cost is reduced, the system can be transplanted to other corresponding motor control systems, the transportability is strong, the stability is good, the working condition coverage is wide, the system can be well suitable for various different working conditions, and the applicability is wide.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a no direct current sensor motor system of hydrogen energy car which characterized in that: the method comprises the following steps:
the system comprises a low-voltage input power supply (1), a high-voltage input power supply (2), a driving motor (5), a power board (6), a control board (7), a driving motor acquisition circuit (8) and a motor high-voltage three-phase wiring harness (9);
the low-voltage input power supply (1) is electrically connected with the control panel (7) and provides electric energy required by driving for the control panel (7);
the high-voltage input power supply (2) is electrically connected with the power board (6), and the power board (6) is used for inverting to convert the input direct current into an alternating current power supply so as to drive the motor (5) to work;
the power board (7) is electrically connected with the driving motor (5) through a motor high-voltage three-phase wiring harness (9);
the driving motor acquisition circuit (8) acquires the information of the rotating speed, the current and the voltage of the driving motor (5) and transmits the information to the control panel (7);
the control board (7) is electrically connected with the power board (6);
the system principle is as follows:
the control board (7) drives the power board (6) to invert the direct current of the high-voltage input power supply (2) according to the command of the whole vehicle to obtain an alternating current power supply; the alternating current power supply enables the driving motor (5) to work through a high-voltage three-phase wire harness (9) of the motor;
the driving motor acquisition circuit (8) acquires the information of the rotating speed, the current and the voltage of the driving motor (5) and transmits the information to the control panel (7);
the control board (7) obtains the rotating speed and the torque of the motor according to the information of the driving motor (5) to complete the control of the motor.
2. The system of claim 1, wherein the system comprises:
the drive motor acquisition circuit (8) comprises: the motor rotating speed acquisition module, the motor voltage acquisition module and the motor current acquisition module are respectively used for acquiring the rotating speed, the voltage and the current of the driving motor (5).
3. The system of claim 1, wherein the system comprises:
the control board (7) includes: the system comprises a motor torque state database, a motor output power calculation module and a motor torque and rotating speed corresponding efficiency database;
the motor torque state database is used for searching and obtaining corresponding motor torque according to the current and the voltage of the driving motor (5);
the motor output power calculation module calculates and obtains the output power of the motor according to the rotating speed and the torque of the motor;
and the torque and rotating speed of the motor corresponds to the efficiency database, and the energy conversion efficiency of the motor is obtained according to the torque and rotating speed of the motor.
4. The system of claim 1, wherein the system comprises: the control board (7) and the power board (6) jointly form a driving motor controller.
5. The system of claim 4, wherein the system comprises: the drive motor controller includes: the system comprises a motor controller output power module, a motor controller torque and rotating speed corresponding efficiency database, a motor controller input power module, a motor controller bus voltage acquisition module and a motor controller input current module.
6. The system of claim 5, wherein the system comprises:
the motor controller output power module calculates the output power of the motor controller according to the energy conversion efficiency of the motor;
the torque and rotating speed corresponding efficiency database of the motor controller obtains the energy conversion efficiency of the motor controller according to the torque and rotating speed of the motor;
the motor controller input power module is used for calculating the input power of the motor controller according to the energy conversion efficiency of the motor controller;
the motor controller bus voltage acquisition module acquires a direct current bus voltage value of the motor controller;
the motor controller input current module obtains the input direct current of the motor controller through the input power of the motor controller and the direct current bus voltage value of the motor controller through calculation.
7. The system of claim 6, wherein the system comprises:
the input current calculation process of the drive motor controller is as follows:
step one, a driving motor acquisition circuit (8) acquires the rotating speed of a motor according to motor rotating speed electrical information acquired by a motor rotating speed acquisition module, and a control panel (7) acquires the torque of the motor according to a motor torque state database;
step two, the control panel (7) calculates the output power of the driving motor (5) through the motor output power algorithm module according to the acquired motor torque and motor rotating speed;
thirdly, the output power module of the motor controller calculates the output power of the driving motor controller through the output power algorithm module of the motor controller according to the output power of the motor and the corresponding efficiency database of the torque and the rotating speed of the motor;
fourthly, the motor controller input power module calculates the input power of the driving motor controller through a motor controller input power algorithm module according to the motor controller output power and a motor controller torque and rotating speed corresponding efficiency database;
and step five, the motor controller input current module calculates the drive motor controller input current according to the motor controller input power and the motor controller bus voltage value in the motor controller bus voltage acquisition module through the motor controller input current module.
The system comprises a motor torque state database, a motor torque and rotating speed corresponding efficiency database and a motor controller torque and rotating speed corresponding efficiency database, wherein related data of the motor torque state database, the motor torque and rotating speed corresponding efficiency database and the motor controller torque and rotating speed corresponding efficiency database are obtained by performing bench test on the system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011496731.1A CN112606700A (en) | 2020-12-17 | 2020-12-17 | Motor system of hydrogen energy automobile without direct current sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011496731.1A CN112606700A (en) | 2020-12-17 | 2020-12-17 | Motor system of hydrogen energy automobile without direct current sensor |
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| Publication Number | Publication Date |
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| CN112606700A true CN112606700A (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011496731.1A Pending CN112606700A (en) | 2020-12-17 | 2020-12-17 | Motor system of hydrogen energy automobile without direct current sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114944808A (en) * | 2021-12-09 | 2022-08-26 | 上海诺利杰电子有限公司 | Motor torque constant system |
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| DE112009000162T5 (en) * | 2008-07-31 | 2010-11-25 | Aisin AW Co., Ltd., Anjo | Control system for a rotating electrical machine and a vehicle drive system |
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| DE102017203670A1 (en) * | 2017-03-07 | 2018-09-13 | Robert Bosch Gmbh | Controller system and method for controlling a drive by specifying a drive torque value |
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| CN110103726A (en) * | 2019-06-03 | 2019-08-09 | 南京融浦益达动力科技有限公司 | A kind of integrated form pure electric automobile drive control device and control method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114944808A (en) * | 2021-12-09 | 2022-08-26 | 上海诺利杰电子有限公司 | Motor torque constant system |
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Application publication date: 20210406 |